A giant panda cub falls from the stage while 23 giant pandas born in 2016 are seen on a display at the Chengdu Research Base of Giant Panda Breeding in Chengdu, Sichuan province, China September 29, 2016. China Daily/via REUTERS #

A 23-day-old hamadryas baboon plays with a stuffed toy at Sri Chamarajendra Zoological Gardens after the baboon, according to a zoo doctor, was abandoned by its mother after its birth on April 4, in the southern city of Mysuru, India, April 28, 2016.
(REUTERS/Abhishek N. Chinnappa)
#

A displaced Iraqi boy leads his animals to safety after escaping from Islamic State controlled village of Abu Jarboa during clashes with IS militants near Mosul, Iraq November 1, 2016.
(REUTERS/Ahmed Jadallah)
#

A sloth holds on to the post of a traffic barrier on a highway, in this handout photo provided by Ecuador's Transit Commission, in Quevedo, Ecuador. Transit police officers, who were patrolling the new highway found the sloth after it had apparently tried to cross the street and returned the animal to its natural habitat after a veterinarian found it to be in perfect condition, according to a press release.
(REUTERS/Ecuador's Transit Commission/Handout via Reuters)
#

A man rides a horse through the flames during the "Luminarias" annual religious celebration on the eve of Saint Anthony's day, Spain's patron saint of animals, in the village of San Bartolome de Pinares, northwest of Madrid, Spain, January 16, 2016. According to tradition that dates back 500 years, people ride their horses through the narrow cobblestone streets of this small village to purify the animals with the smoke of the bonfires.
(REUTERS/Susana Vera)
#

Long-tailed mayflies (Palingenia longicauda) mate on the surface of the Tisza river near Tiszakurt, Hungary June 14, 2016. Millions of these short-lived mayflies engage in a frantic rush to mate and reproduce before they perish in just a few hours during "Tiszaviragzas" or Tisza blooming season from late spring to early summer every year.
(REUTERS/Laszlo Balogh)
#

Injured Egyptian fruit bats hang on a teddy bear at the home of Israeli woman, Nora Lifschitz, 28, in Tel Aviv February 21, 2016. Lifschitz says that she began caring for injured fruit bats from her home two years ago and now has some 70 of the flying mammals which she plans to release back into nature once they are healthy.
(REUTERS/Baz Ratner)
#

A woman holds a hedgehog at the Harry hedgehog cafe in Tokyo, Japan, April 5, 2016. In a new animal-themed cafe, 20 to 30 hedgehogs of different breeds scrabble and snooze in glass tanks in Tokyo's Roppongi entertainment district. Customers have been queuing to play with the prickly mammals, which have long been sold in Japan as pets. The cafe's name Harry alludes to the Japanese word for hedgehog, harinezumi.
(REUTERS/Thomas Peter)
#